Treyarch gives you a behind-the-scenes preview of Black Ops 2

Activision has released a new video in which Treyarch head Mark Lamia and the rest of the Black Ops 2 development team reveal their motivations as they develop the next title in the Call of Duty franchise. Below the break, watch as Lamia and his team reveal some of the various weapons and technology, discuss the campaign, graphics, multiplayer and the return of Black Ops zombies. Games out in November.

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